SCALE PIT
Research representation: boundary trace. Architectural checks: pending.
First floor
beside mailing vestibule. qualitative visual relationship only; no coordinate trace
12 recorded properties
Still to extract or check- Circled numeric marks elsewhere in this plan are not assigned as room numbers. This record identifies an instance, not a completed room enclosure.
- Registered position and relationships
- Dimension witness-edge identity
- Pit wall thickness
- Cover/scale assembly
- Local floor elevation